<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>

</body>
<script>
    var obj = {
        name: "张三",
        age: 22,
        sex: "男",
        idCard: 420582100011151234,
        card: 123123,
        major: "阿巴阿巴",
        fn: (function fn() {
            for (let key in obj) {
                if (key != fn) {
                    console.log(key + "：" + obj[key]);
                }
            }
        })(),
    };
    console.log(obj);
</script>

</html>